4 ideas
| 291 | Don't assume that wisdom is the automatic consequence of old age [Plato] |
| 9283 | Our ancient beliefs can never be overthrown by subtle arguments [Euripides] |
| 293 | Being unafraid (perhaps through ignorance) and being brave are two different things [Plato] |
| 20525 | Free markets lead to boom and bust, pointless middlemen, and alienated workers [Engels] |